Multi-Axis Cable Puller for Adjustable Exercise Angles

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Solution Overview

Problem

Existing fitness equipment provides limited exercise programs and flexibility, restricting users' ability to adjust exercise posture and force application angles according to their needs.

Innovation Solution

A cable puller with multiple degrees of freedom rotating shafts, featuring a pulley block, attachment sleeve, positioning disc, arm seat, and pulley seat, equipped with various steering mechanisms to allow for adjustable positioning and rotation, enabling multiple exercise programs on a single machine.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional fitness equipment with fixed exercise programs is used, then the device structure is simple, but the adaptability and flexibility for different exercise postures and angles are limited

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic adjustability through multiple rotating shafts with adjustable angles. The first rotating shaft allows adjustment between horizontal and inclined positions, while the second rotating shaft enables adjustment between horizontal and vertical positions. This dynamic structure allows the same device to adapt to different exercise postures and force application angles without requiring multiple separate machines, thereby resolving the contradiction between adaptability and device complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cable puller is designed with multi-functionality to perform various exercise programs on a single machine. By combining adjustable rotating shafts with the cable puller mechanism, the device can simulate multiple exercise movements and accommodate different muscle group targeting, making one universal device capable of replacing multiple specialized exercises, thus improving adaptability while managing complexity through integrated design.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If fixed exercise programs are provided, then the device is easy to operate, but users cannot adjust exercise posture or force application angle according to their needs

Engineering Contradiction:
Improveease of operationVSAvoidflexibility
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent incorporates dynamic adjustment mechanisms with multiple rotating shafts that can be modified during operation. The first rotating shaft can be adjusted between horizontal and inclined positions, and the second rotating shaft can be adjusted between horizontal and vertical positions. These dynamic adjustments allow users to customize exercise postures and force application angles according to their specific needs while maintaining ease of operation through straightforward adjustment procedures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cable puller is divided into segmented functional components including the first rotating shaft, second rotating shaft, cable body, and handle. Each segment can be independently adjusted or positioned, allowing users to customize the exercise parameters without complicating the overall operation. This segmentation enables flexible adaptation to different exercise requirements while keeping the operation simple through modular adjustment.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If multiple degrees of freedom rotating shafts are added to enable multiple exercise programs, then the functionality is enhanced, but the device complexity increases

Engineering Contradiction:
ImprovefunctionalityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the cable puller mechanism with multiple rotating shafts into a single integrated device. The first rotating shaft and second rotating shaft are combined with the cable puller structure to create a unified system that provides multiple exercise programs. This merging approach enhances functionality by enabling various exercise movements while managing device complexity through integrated design rather than separate components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cable puller is designed with multi-functionality to perform various exercise programs on a single machine. By combining adjustable rotating shafts with the cable puller mechanism, the device can simulate multiple exercise movements and accommodate different muscle group targeting, making one universal device capable of replacing multiple specialized exercises, thus improving adaptability while managing complexity through integrated design.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances user flexibility to exercise at any angle, improving core strength through diverse fitness exercises by allowing for customizable exercise postures and angles.

Implementation Method 1

a cable puller (20) used for being mounted on a frame (10) to be connected with a steel cable (43), and comprising a pulley block (400)

Methodology Applied
Scientific EffectPulley: Pulley

Implementation Method 2

the pulley seat (240) is rotatably arranged on one end of the arm (230), an end of the arm (230) far away from the pulley seat (240) is rotatably arranged on the arm seat (220)

Methodology Applied
Scientific EffectRotation:

Data Source

PatentUS20260034396A1Cable Puller and Exercise Device Thereof
Publication Date: 2026.02.05 LENG CHUNXIA
  • US20260034396A1 patent drawing
  • US20260034396A1 patent drawing
  • US20260034396A1 patent drawing

AI summary

The present invention relates to a cable puller and an exercise device thereof, wherein that cable puller is used for being mounted onto a frame to be connected with a steel cable and comprises a pulley block, an attachment sleeve, a positioning disc, an arm seat, an arm and a pulley seat; the cable puller has a plurality of degree-of-freedom and is used for executing a plurality of exercise programs on a single machine to enhance the strength of the core body, and users can exercise at any angle according to their own needs.